68397660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13103}}^1$

素因数の和:13147

約数の個数: 72

約数和(自身を含む): 214643520

約数和(自身を除く): 146245860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 13103, 26206, 39309, 52412, 65515, 78618, 117927, 131030, 157236, 196545, 235854, 262060, 379987, 393090, 471708, 589635, 759974, 786180, 1139961, 1179270, 1519948, 1899935, 2279922, 2358540, 3419883, 3799870, 4559844, 5699805, 6839766, 7599740, 11399610, 13679532, 17099415, 22799220, 34198830, 68397660]

約数ペア:

[(1, 68397660), (2, 34198830), (3, 22799220), (4, 17099415), (5, 13679532), (6, 11399610), (9, 7599740), (10, 6839766), (12, 5699805), (15, 4559844), (18, 3799870), (20, 3419883), (29, 2358540), (30, 2279922), (36, 1899935), (45, 1519948), (58, 1179270), (60, 1139961), (87, 786180), (90, 759974), (116, 589635), (145, 471708), (174, 393090), (180, 379987), (261, 262060), (290, 235854), (348, 196545), (435, 157236), (522, 131030), (580, 117927), (870, 78618), (1044, 65515), (1305, 52412), (1740, 39309), (2610, 26206), (5220, 13103)]